Collagen type II is POSSIBLY SAFE when taken by mouth in doses up to 2.5 mg daily for up to 24 weeks. Itâs not clear what the side effects might be. Other collagen products, such as bovine collagen and gelatin, have caused allergic reactions.
Puffy lips are often the result of allergic reactions. These allergic reactions can lead to a condition that causes short-term swelling to occur beneath the surface of the skin, a condition known as angioedema. Puffy or swollen lips may also be caused by other conditions, such as an infection, injury, or certain hereditary conditions.
Bumps on the lips can range in size, color, and texture. Causes may include acute and chronic conditions. Examples of causes of bumps on the lips include: allergic reaction; bacterial infections ; canker sores or cold sores; Fordyce granules, which are harmless white spots; hand, foot, and mouth disease; milia, which are tiny benign cysts, or âmilk spotsâ mucoceles, or bumps that form when the salivary glands are blocked; oral cancer; oral herpes; oral thrush